Summary[edit] Description: Scientific name: Ottoschulzia rhodozylon Common name Spanish: Palo de rosa Photo by JP Zegarra, USFWS status: Endangered Lised on April 10, 1990. Date: 24 March 2010, 12:41. Source: Palo de rosa Uploaded by AlbertHerring. Author: U.S. Fish and Wildlife Service Southeast Region.